Discuss the methods for determining particle size.

Q: A mixture containing 5.6 Atm of N2O and 2.8 Atm of O2 was prepared and after the equilibrium        ...

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Q: Barium chloride reacts with sodium sulfate according to the following equation:BaCl2(aq) + Na2SO4(aq...

A: Given data,Mass of BaCl2=10.0gMass of Na2SO4=10.0gMass of BaSO4(Experimental yield)=12.0g

Q: What is the molecular geometry of BsF2 ?   Bs is a ficticious element that is in group IV of the per...

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Q: A molecule that has which of the following intermolecular forces would evaporate the fastest? hy...

A: In a gaseous state, the intermolecular distance between molecules is highest when compared with the ...

Q: The equilibrium                         2 H2O(l)  ⇆  H3O+(aq) + OH−(aq)  Kc = 1x10−14 occurs in aque...

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Q: 1. A particular ground state atom has partially-filled 4f orbitals. This atom could be: Select one...

A: Only first question is answered according to the policy

Q: 24. According to the solubility curve, which of the following ionic compounds would be considered un...

A: from the given solubility graph it is clear that the saturation value at 70 0c for the respective co...

Q: Given the following data, determine the order of the reaction with respect to NO( g). 2 NO(g) +C1,(g...

A: The given reaction is:2 NO (g) + Cl2 (g) → 2 NOCl2 (g)The rate law is given as:Rate = k NOα Cl2βwher...

Q: Draw the Lewis structure for the FCF molecule: both F atoms are bonded to the C atom. What is the bo...

A: Lewis Structure This is drawn from the molecular formula of the compound. They are also called elect...

Q: 1 mol of ammonia gas and 3 mol of methane are mixed in a 3 L container at 20oC. What is the entropy ...

A: The randomness of of a system is known as entropy. 

Q: Given the following combustion data for three different fuels: CH4 (g), C8H18 (l) and CH3OH (l),   C...

A: For fuel CH4 energy per gram is  CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (l) ΔH° = −890 kJenergy per gr...

Q: A solution with a pOH of 10.70 has an [H +] of a.2.0 × 10−12 M. b.5.0 × 10−4 M. c.3.2 × 10−4 M. d.0....

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Q: How many moles of precipitate will be formed when 285.5 mL of 0.350 M NaCl is reacted with excess Pb...

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Q: The boiling point of ethanol, CH3CH2OH, is 78.500 °C at 1 atmosphere. Kb(ethanol) = 1.22 °C/mIn a la...

A: Elevation in boiling point ( ∆Tb ) :- If a non volatile solute is added to pure solvent then its boi...

Q: Determine the molar mass of Ca(OH).. Provide an answer to two decimal places.

A: General chemistry.

Q: A 100. W lamp emits red light of wavelength 680 nm. How many photons can the lamp generate in 26 sec...

A: This problem this problem is based on Planck's Quantum theory E = hλc where the symbols have their u...

Q: You prepare a standard NaOH solution for the laboratory, using potassium hydrogen phthalate (KHC₈H₄O...

A: The concentration of NaOH solution is; nKHP=MNaOH×VNaOHMNaOH=mKHPMMKHP×VNaOH×1000 mL1 L=0.750 g204.2...

Q: most stable to least stable nucleophiles

A: Nucleophiles are the chemical species which are nucleus loving and donates an electron pair to form ...

Q: Answered 10: which of the following does not match the others

A: In the given options, representation of electron configuration has been shown.

Q: Find the percent ionization of a 0.124 M weak acid solution whose KA  =  2.7 × 10–6. Group of answe...

A: Concentration of Acid (M) = 0.124M Also, Dissociation constant of acid KA=2.7×10-6

Q: Please solve this organic chemistry question A carboxylic acid with the molecular formula C5H10O2 is...

A: The molecular formula of the carboxylic acid is C5H10O2. 

Q: a hydrate of CuCl2 is 11.81% water by mass. what is the name of the hydrate? copper(II) chloride tr...

A: We can calculate the percentage by mass of water present in each compound to determine the hydrate o...

Q: The vapor pressure of ethanol is 54.68 mm Hg at 25°C.How many grams of testosterone, C19H28O2, a non...

A: The vapor pressure of the solution is lower than that of the pure liquid. This is known as the relat...

Q: You need to make an aqueous solution of 0.162 M copper(II) fluoride for an experiment in lab, using ...

A: The concentration, volume and no of moles have the following relation. Concentration=no of moles mol...

Q: Calcium carbonate decomposes according to the following reaction. C a C O 3 ( s ) ⟺ C a o ( s ) + C ...

A: The reaction of the conversion of the calcium carbonate to the calcium oxide and carbon dioxide is g...

Q: The density of ethylene glycol, the principal ingredient in antifreeze is 1.11 g/cm3.  If you have 2...

A: For Ehtylene Glycol liquid,  Density = 1.11 g cm-3 Mass = 245 g Volume = ?

Q: Characterize each of the following pure compounds according to their dominant intermolecular force L...

A: Intermolecular forces are forces that mediate contact between atoms, including attraction or repulsi...

Q: AF2 is a nonpolar, neutral molecular compound where A is a non metal from period 5. Identify element...

A: Chemical bonds are formed with giving and sharing of electrons between two positive and negative cha...

Q: What is the pH of a 0.00350 M solution of NaOH?

A: To determine the pH of a 0.00350 M solution of NaOH

Q: The solubility of salts that contain the conjugates of weak acids increase in acidic solution. Given...

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Q: Write balanced equations for: 1) HCl+OH- 2) HCl+HCO3- 3) HCl + CaCO3 And describe reactions

A: The reaction of an acid with a base results in the formation of salt and water. This reaction is kno...

Q: Which of the conjugate bases of the following compounds will be strong enough to deprotonate CH3CH2O...

A: The conjugate base of an acid which is weaker than ethanol can deprotonate ethanol.

Q: What is the relationship between the following pair of structure?1. Identical2.Constitutional isomer...

A: The given molecules are,

Q: what volume of 12.0 m is required to make 75.0 ml of 3.50 m hcl

A: Where m is treated as Molarity (M) , if we take it as Molality ( m) , density of Solution is require...

Q: What is the molar mass of an unknown triprotic acid if 0.0913 g of the acid is titrated, and the fir...

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Q: Please provide the reagents to achieve the following transformations

A: The suitable reagent required to convert 2-butyne to cis-2-butene is H2/lindlars catalyst.

Q: TI Pt Cr3+ (1 M) Cr2+ (1 M) T13+ (1 M) T13+ (aq) + 3e- TI (s) Cr2+ (aq) → Cr3+ (aq) + e- The species...

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Q: The heat of combustion of isobutane, CH(CH3)3, is -2869. kJ/mol of isobutane. If a calorimeter indic...

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Q: Will the n = 3 ton = 5 transition in the Bohr hydrogen atom correspond to the absorption or emission...

A: The given transition is from n=3 to n=5.  

Q: Calculate the pH of each of the following mixtures.   500 ml 0.35 M KOH + 500 ml 0.25 M HNO3 500 ml ...

A: Since you have sent more than one question therefore according to our policies we are bound to answe...

Q: Identify all the chiral centers in the following molecules and name the centers as R or S

A: A carbon having four different groups is known as chiral carbon. A chiral carbon is represented by p...

Q: What volume of 0.00500 M weak acid is needed to titrate 40.00 mL of 0.0100 M barium hydroxide to the...

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Q: Question 7 Compound A reacts with HCI (gas) in diethyl ether at 5°C. What is the main product formed...

A: In organic reaction when, a nucleophile attack at electrophilic center to replace leaving group is k...

Q: Name the major and minor elimination product of 2-chloro-1-methylcyclohexane using ethoxide.

A: This reaction follows E2 elimination path.  NaOEt  is a strong base. It abstracts alpha hydrogen and...

Q: Mass Spectrum for Tin (Sn) 120 100 100 80 58 60 40 20 0. 115 116 117 118 119 120 121 mass (amu) Acco...

A: Welcome to bartleby ! We have to calculate average weight of Sn

Q: Which of these statements about fission and fusion is INCORRECT? Fission occurs when a single, large...

A: Correct option is C. Only light unstable nuclei undergoes fission.

Q: Balance the reaction shown below using the smallest possible whole-number coefficients if the reacti...

A: Interpretation: The given reaction is to be balanced by acidic medium and the correct statement abou...